diff --git a/xiaoqu-agent-service/front/src/App.vue b/xiaoqu-agent-service/front/src/App.vue
index 9217cc1..f1ee644 100644
--- a/xiaoqu-agent-service/front/src/App.vue
+++ b/xiaoqu-agent-service/front/src/App.vue
@@ -13,6 +13,7 @@ const menus = [
 const loggedIn = ref(false)
 const busy = ref(false)
 const current = ref('tokens')
+const openTabs = ref(['tokens'])
 const session = reactive({ name: '', csrfToken: '' })
 const loginForm = reactive({ account: '', password: '' })
 const users = ref([])
@@ -45,6 +46,9 @@ const scopeToolsKeyword = ref('')
 const scopeToolsOnlySelected = ref(false)
 
 const title = computed(() => menus.find(item => item.id === current.value)?.label || '')
+const openedTabItems = computed(() => openTabs.value
+  .map(id => menus.find(item => item.id === id))
+  .filter(Boolean))
 const categories = computed(() => [...new Set(allTools.value.map(tool => tool.category))])
 const groupedTools = computed(() => allTools.value.reduce((groups, tool) => {
   const category = tool.category || '其他'
@@ -109,6 +113,7 @@ async function login() {
     const data = await api('/auth/login', { method: 'POST', body: JSON.stringify(loginForm) })
     Object.assign(session, data); setCsrf(data.csrfToken); loggedIn.value = true
     loginForm.password = ''
+    openTabs.value = ['tokens']; current.value = 'tokens'
     await loadUsers()
   }).catch(() => {})
 }
@@ -116,9 +121,11 @@ async function login() {
 async function logout() {
   await run(() => api('/auth/logout', { method: 'POST' })).catch(() => {})
   loggedIn.value = false; setCsrf('')
+  openTabs.value = ['tokens']; current.value = 'tokens'
 }
 
 async function switchMenu(id) {
+  if (!openTabs.value.includes(id)) openTabs.value = [...openTabs.value, id]
   current.value = id
   if (id === 'tokens') await loadUsers()
   if (id === 'clients') await loadOpenClients()
@@ -127,6 +134,16 @@ async function switchMenu(id) {
   if (id === 'audit') await Promise.all([loadAudit(), loadAllTools()])
 }
 
+async function closeTab(id) {
+  const index = openTabs.value.indexOf(id)
+  if (index === -1) return
+  openTabs.value = openTabs.value.filter(tab => tab !== id)
+  if (current.value !== id) return
+  const next = openTabs.value[Math.min(index, openTabs.value.length - 1)]
+  current.value = next || ''
+  if (next) await switchMenu(next)
+}
+
 async function loadUsers(resetPage = false) {
   if (resetPage) userPage.page = 1
   const data = await api(`/users${qs({ keyword: userKeyword.value, page: userPage.page, pageSize: userPage.pageSize })}`)
@@ -376,8 +393,20 @@ onMounted(async () => {
           <el-button text data-testid="admin-btn-logout" @click="logout">退出</el-button>
         </div>
       </header>
+      <nav class="tabbar" aria-label="已打开的标签页" data-testid="admin-tabbar">
+        <span v-for="tab in openedTabItems" :key="tab.id"
+          :class="['tabbar-tab', { active: current === tab.id }]"
+          :data-testid="`admin-tab-${tab.id}`"
+          @click="switchMenu(tab.id)">
+          {{ tab.icon }} {{ tab.label }}
+          <button class="tabbar-close" :aria-label="`关闭${tab.label}`"
+            :data-testid="`admin-tab-close-${tab.id}`" @click.stop="closeTab(tab.id)">×</button>
+        </span>
+      </nav>
       <section v-loading="busy" class="content">
-        <template v-if="current === 'tokens'">
+        <el-empty v-if="!openTabs.length" :image-size="80" description="所有标签页已关闭，点击左侧菜单重新打开" />
+        <template v-if="openTabs.includes('tokens')">
+          <div v-show="current === 'tokens'">
           <div class="token-layout">
             <div>
               <article class="card">
@@ -431,9 +460,11 @@ onMounted(async () => {
               <p class="hint">数据权限跟人不跟 Token；每把 Token 仅通过作用域控制可用工具。</p>
             </article>
           </div>
+          </div>
         </template>
 
-        <template v-else-if="current === 'clients'">
+        <template v-if="openTabs.includes('clients')">
+          <div v-show="current === 'clients'">
           <article class="card">
             <div class="card-title">
               <span>服务密钥调用方</span>
@@ -456,9 +487,11 @@ onMounted(async () => {
             </el-table>
             <p class="hint">服务密钥用于调用 <code>/api/open/token/ensure</code> 换取业务 Token；作用域决定该密钥能为哪些数据域签发或获取 Token。</p>
           </article>
+          </div>
         </template>
 
-        <template v-else-if="current === 'tools'">
+        <template v-if="openTabs.includes('tools')">
+          <div v-show="current === 'tools'">
           <article class="card">
             <div class="toolbar">
               <el-select v-model="toolFilter.category" clearable placeholder="全部分类" aria-label="工具分类" data-testid="admin-tool-category"><el-option v-for="item in categories" :key="item" :label="item" :value="item" /></el-select>
@@ -484,9 +517,11 @@ onMounted(async () => {
               data-testid="admin-tool-pager" @current-change="changeToolPage" />
             <p class="hint">“停用”是全局紧急开关，生效后任何 Token 都无法调用该工具。</p>
           </article>
+          </div>
         </template>
 
-        <template v-else-if="current === 'scopes'">
+        <template v-if="openTabs.includes('scopes')">
+          <div v-show="current === 'scopes'">
           <article class="card">
             <div class="card-title"><span>作用域</span><el-button type="primary" data-testid="admin-btn-new-scope" @click="openScope()">+ 新建作用域</el-button></div>
             <el-table :data="scopes" data-testid="admin-table-scopes" empty-text="暂无作用域">
@@ -505,9 +540,11 @@ onMounted(async () => {
               </template></el-table-column>
             </el-table>
           </article>
+          </div>
         </template>
 
-        <template v-else>
+        <template v-if="openTabs.includes('audit')">
+          <div v-show="current === 'audit'">
           <article class="card">
             <div class="toolbar audit-toolbar">
               <el-input v-model="auditFilter.person" clearable placeholder="姓名 / 手机号" aria-label="人员" data-testid="admin-audit-person" />
@@ -535,6 +572,7 @@ onMounted(async () => {
               <el-table-column prop="clientIp" label="IP" min-width="125" />
             </el-table>
           </article>
+          </div>
         </template>
       </section>
     </main>
diff --git a/xiaoqu-agent-service/front/src/style.css b/xiaoqu-agent-service/front/src/style.css
index 609c252..22d6dd9 100644
--- a/xiaoqu-agent-service/front/src/style.css
+++ b/xiaoqu-agent-service/front/src/style.css
@@ -24,6 +24,12 @@ button, input { font: inherit; }
 .admin-user { display: flex; align-items: center; gap: 8px; color: #606266; }
 .avatar { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; color: #409eff; background: #ecf5ff; }
 .content { padding: 20px; }
+.tabbar { display: flex; align-items: flex-end; gap: 6px; padding: 8px 16px 0; overflow-x: auto; background: #f0f2f5; }
+.tabbar-tab { display: inline-flex; align-items: center; gap: 6px; padding: 7px 10px 7px 14px; border: 1px solid #dcdfe6; border-bottom-color: transparent; border-radius: 6px 6px 0 0; color: #606266; background: #fafafa; cursor: pointer; font-size: 13px; white-space: nowrap; user-select: none; }
+.tabbar-tab:hover { color: #409eff; }
+.tabbar-tab.active { color: #409eff; background: white; border-color: #dcdfe6; border-bottom-color: white; box-shadow: 0 -1px 2px rgb(0 0 0 / 4%); }
+.tabbar-close { display: inline-grid; place-items: center; width: 16px; height: 16px; padding: 0; border: 0; border-radius: 50%; color: #909399; background: transparent; cursor: pointer; font-size: 13px; line-height: 1; }
+.tabbar-close:hover { color: white; background: #c0c4cc; }
 .card { margin-bottom: 16px; padding: 20px; border-radius: 5px; background: white; box-shadow: 0 1px 2px rgb(0 0 0 / 4%); }
 .card-title { min-height: 32px; margin-bottom: 14px; display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 15px; font-weight: 650; }
 .card-title small { margin-left: 5px; color: #909399; font-size: 12px; font-weight: 400; }
diff --git a/xiaoqu-agent-service/front/tests/source-contract.test.mjs b/xiaoqu-agent-service/front/tests/source-contract.test.mjs
index 2a6c4c6..4e2cefa 100644
--- a/xiaoqu-agent-service/front/tests/source-contract.test.mjs
+++ b/xiaoqu-agent-service/front/tests/source-contract.test.mjs
@@ -29,3 +29,16 @@ test('prototype interactions expose stable test ids', async () => {
     assert.match(source, new RegExp(`data-testid=["']${testId}["']`), testId)
   }
 })
+
+test('multi-tab navigation exposes tab bar and close controls', async () => {
+  const source = await readFile(new URL('../src/App.vue', import.meta.url), 'utf8')
+  assert.match(source, /data-testid=["']admin-tabbar["']/, 'admin-tabbar')
+  assert.match(source, /admin-tab-\$\{tab\.id\}/, 'admin-tab-*')
+  assert.match(source, /admin-tab-close-\$\{tab\.id\}/, 'admin-tab-close-*')
+  assert.match(source, /openTabs\.includes\('tokens'\)/, 'tokens panel gated by openTabs')
+  assert.match(source, /openTabs\.includes\('clients'\)/, 'clients panel gated by openTabs')
+  assert.match(source, /openTabs\.includes\('tools'\)/, 'tools panel gated by openTabs')
+  assert.match(source, /openTabs\.includes\('scopes'\)/, 'scopes panel gated by openTabs')
+  assert.match(source, /openTabs\.includes\('audit'\)/, 'audit panel gated by openTabs')
+  assert.match(source, /function closeTab\(/, 'closeTab handler')
+})